A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5905-00-900-4141
NSN 6685-01-316-8546
NSN 6645-01-545-7411
NSN 5925-01-445-6112
NSN 6610-00-079-1508
NSN 5855-00-189-6066
NSN 6145-01-492-5642
NSN 6650-01-065-4008
NSN 6150-00-076-2751
NSN 5935-00-176-2581
NSN 6620-00-766-3974
NSN 5910-00-003-8235